Tham khảo tài liệu 'the_handbook_of_ad_hoc_wireless_networks_4', công nghệ thông tin, quản trị mạng phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | Simpo PDF Merge and Split Unregistered Version - http TABLE Comparison of On-Demand Protocols Protocol ABR AODV DSR LAR TORA ZRP Route discovery Query Flooding Flooding Flooding Selective flooding Flooding Selective flooding Storing mechanism Hop-by-hop Hop-by-hop Accumulation No Hop-by-hop Hop-by-hop accumulation Reply transmission Unicast Unicast Unicast Flooding Flooding Unicast Intermediate node reply No Yes Yes No No Yes Multiple routes No No Yes No Yes Yes Route maintenance Proactive reactive Proactive beacon Proactive hello Reactive Reactive Proactive hello Proactive IARP Local partial repair Yes No Yes No Yes Yes Route deletion Hard soft Soft Soft Soft Hard Soft Route state Route table Route table Route cache Cache at source DAG Route tables TABLE Comparison of Reactive Protocols ADV DSDV FISHEYE OLSR WRP Classification DV DV Hybrid DV and LS LS PFA Route update Main content Target nodes Transmission D NH H SN D H NH SN D NL SN MPR set D H NH PR SN Neighbors Neighbors Neighbors All Neighbors Periodic on event Periodic on event Periodic Periodic Periodic on event Maintain information Forwarding table Topology table Topology table Distance table Route Table Setting table time Neighbor list Neighbor list Routing table Routing table Routing table Link cost table Mess. retransm. List Advertised destinations and frequency depend on the scope D destination NH next hop node H number of hops NL neighbor list SN sequence number PR predecessor node DV distance vector LS link state PFA path finding algorithm. As a final remark it is evident that while many interesting ideas have been proposed still other efforts are required to fully understand how all the needs can be satisfied in a cost-effective way. References 1. . Tanenbaum Computer Networks 3rd ed. Prentice Hall Englewood Cliffs NJ 1996. 2. . Chiang G. Pei M. Gerla and . Chen Scalable routing strategies for ad hoc wireless networks IEEE Journal on Selected Areas in .
